Your IP : 216.73.216.43
<?php
namespace Laminas\Db\Adapter\Driver\IbmDb2;
use ErrorException;
use Laminas\Db\Adapter\Driver\StatementInterface;
use Laminas\Db\Adapter\Exception;
use Laminas\Db\Adapter\Exception\InvalidArgumentException;
use Laminas\Db\Adapter\ParameterContainer;
use Laminas\Db\Adapter\Profiler;
use function error_reporting;
use function get_resource_type;
use function is_array;
use function restore_error_handler;
use function set_error_handler;
use const E_WARNING;
class Statement implements StatementInterface, Profiler\ProfilerAwareInterface
{
/** @var resource */
protected $db2;
/** @var IbmDb2 */
protected $driver;
/** @var Profiler\ProfilerInterface */
protected $profiler;
/** @var string */
protected $sql = '';
/** @var ParameterContainer */
protected $parameterContainer;
/** @var bool */
protected $isPrepared = false;
/** @var resource */
protected $resource;
/**
* @param resource $resource
* @return $this Provides a fluent interface
*/
public function initialize($resource)
{
$this->db2 = $resource;
return $this;
}
/**
* @return $this Provides a fluent interface
*/
public function setDriver(IbmDb2 $driver)
{
$this->driver = $driver;
return $this;
}
/**
* @return $this Provides a fluent interface
*/
public function setProfiler(Profiler\ProfilerInterface $profiler)
{
$this->profiler = $profiler;
return $this;
}
/**
* @return null|Profiler\ProfilerInterface
*/
public function getProfiler()
{
return $this->profiler;
}
/**
* Set sql
*
* @param null|string $sql
* @return $this Provides a fluent interface
*/
public function setSql($sql)
{
$this->sql = $sql;
return $this;
}
/**
* Get sql
*
* @return null|string
*/
public function getSql()
{
return $this->sql;
}
/**
* Set parameter container
*
* @return $this Provides a fluent interface
*/
public function setParameterContainer(ParameterContainer $parameterContainer)
{
$this->parameterContainer = $parameterContainer;
return $this;
}
/**
* Get parameter container
*
* @return mixed
*/
public function getParameterContainer()
{
return $this->parameterContainer;
}
/**
* @param resource $resource
* @throws InvalidArgumentException
*/
public function setResource($resource)
{
if (get_resource_type($resource) !== 'DB2 Statement') {
throw new Exception\InvalidArgumentException('Resource must be of type DB2 Statement');
}
$this->resource = $resource;
}
/**
* Get resource
*
* @return resource
*/
public function getResource()
{
return $this->resource;
}
/**
* Prepare sql
*
* @param string|null $sql
* @return $this Provides a fluent interface
* @throws Exception\RuntimeException
*/
public function prepare($sql = null)
{
if ($this->isPrepared) {
throw new Exception\RuntimeException('This statement has been prepared already');
}
if ($sql === null) {
$sql = $this->sql;
}
try {
set_error_handler($this->createErrorHandler());
$this->resource = db2_prepare($this->db2, $sql);
} catch (ErrorException $e) {
throw new Exception\RuntimeException($e->getMessage() . '. ' . db2_stmt_errormsg(), db2_stmt_error(), $e);
} finally {
restore_error_handler();
}
if ($this->resource === false) {
throw new Exception\RuntimeException(db2_stmt_errormsg(), db2_stmt_error());
}
$this->isPrepared = true;
return $this;
}
/**
* Check if is prepared
*
* @return bool
*/
public function isPrepared()
{
return $this->isPrepared;
}
/**
* Execute
*
* @param null|array|ParameterContainer $parameters
* @return Result
*/
public function execute($parameters = null)
{
if (! $this->isPrepared) {
$this->prepare();
}
/** START Standard ParameterContainer Merging Block */
if (! $this->parameterContainer instanceof ParameterContainer) {
if ($parameters instanceof ParameterContainer) {
$this->parameterContainer = $parameters;
$parameters = null;
} else {
$this->parameterContainer = new ParameterContainer();
}
}
if (is_array($parameters)) {
$this->parameterContainer->setFromArray($parameters);
}
/** END Standard ParameterContainer Merging Block */
if ($this->profiler) {
$this->profiler->profilerStart($this);
}
set_error_handler(function () {
}, E_WARNING); // suppress warnings
$response = db2_execute($this->resource, $this->parameterContainer->getPositionalArray());
restore_error_handler();
if ($this->profiler) {
$this->profiler->profilerFinish();
}
if ($response === false) {
throw new Exception\RuntimeException(db2_stmt_errormsg($this->resource));
}
return $this->driver->createResult($this->resource);
}
/**
* Creates and returns a callable error handler that raises exceptions.
*
* Only raises exceptions for errors that are within the error_reporting mask.
*
* @return callable
*/
private function createErrorHandler()
{
/**
* @param int $errno
* @param string $errstr
* @param string $errfile
* @param int $errline
* @return void
* @throws ErrorException if error is not within the error_reporting mask.
*/
return function ($errno, $errstr, $errfile, $errline) {
if (! (error_reporting() & $errno)) {
// error_reporting does not include this error
return;
}
throw new ErrorException($errstr, 0, $errno, $errfile, $errline);
};
}
}